IS 451 Packet Incapsulation

IS451 Assignment

Part 1:

Watch the videos Video 1: The TCP/IP Model and Video 2: The OSI Model

Part 2:

To gain a better understanding of the layers in a network model such as the TCP/IP
protocol suite and the OSI model, look at the attached picture and answer the
following questions.

1. Write down the layers, in order, that need to be added to Data Packet for it to
travel from workstation A to workstation B (APP, IP, MAC, TCP, WAN).

2. Write down the layers, in order, that need to be removed for the Data Packet to be
read by workstation B (APP, IP, MAC, TCP, WAN).

Part 3:

Watch the video Video 3: Network Types

Part 4:

You have taken a picture of your best friend with your new cell phone. Then, you
decided to send that picture to a mutual friend across the country. Write down all the
different networks that are possibly involved in the operation.